1) The process of chewing food is known as: a) Mastication b) Chomping c) Peristalsis d) Nomming 2) The enzyme amylase helps to break down: a) Fats (Lipids) b) Carbohydrates c) Proteins d) Salts 3) The enzyme lipase helps to break down: a) Fats (Lipids) b) Carbohydrates c) Proteins d) Salts 4) The enzyme protease helps to break down: a) Fats (Lipids) b) Carbohydrates c) Proteins d) Salts 5) Two of these enzymes are found in saliva, these are: a) amylase and protease b) amylase and lipase 6) The epiglottis is: a) A cartilaginous structure that prevents food entering the trachea when we swallow b) The movement of food down the oesophagus 7) Once we swallow food, it travels down the: a) Trachea b) Oesophagus 8) The food then enters the stomach. Acid in the stomach: a) Helps to break food down and kill pathogens b) Helps to flavour the food 9) The duodenum, jejunum and illium are all part of the small intestine. True or false? a) True b) False 10) From the stomach the food moves into the: a) Sigmoid colon b) Jejunum c) Illium d) Duodenum 11) Food travels from the Duodenum into the: a) Sigmoid colon b) Jejunum c) Illium d) Duodenum 12) Food travels from the Jejenum into the: a) Sigmoid colon b) Jejunum c) Illium d) Duodenum 13) Food from the illium enters the large intestine and into the: a) Transverse Colon b) Descending Colon c) Caecum d) Ascending Colon 14) From the caecum, food travels up the: a) Transverse Colon b) Descending Colon c) Caecum d) Ascending Colon 15) From the ascending colon, food travels across the: a) Transverse Colon b) Descending Colon c) Caecum d) Ascending Colon 16) From the transverse colon, food travels down the: a) Transverse Colon b) Descending Colon c) Caecum d) Ascending Colon 17) From the descending colon, food travels into the: ............ where it then passes into the rectume -> anus and is expelled as faeces. a) Rectum b) Sigmoid colon 18) One of the main functions of the small intestine is to: a) Remove waste b) Absorb nutrients 19) One of the main functions of the large intestine is to a) Reabsorb water b) Filter blood 20) The pancreas secreates pancreatic enzymes, glucagon and insulin. What is the role of pancreatic enzymes? a) To break down sugars b) To break down fats, carbohydrates and proteins 21) If insulin is released, what does this do to blood glucose? a) Lowers it by allowing glucose into cells b) Raises it by removing glucose from cells

The GI System

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